Unit 4 单元语法讲义人教版八年级英语上册（讲练结合）2026-2027学年，我教版英语八年级上册

Unit 4 · 形容词与副词最高级 人教版八年级上册  ·  语法精讲 · 随堂练 · 综合检测 学习目标 · 目标一：系统归纳形容词和副词的最高级的构成规则（包括规则变化和不规则变化形式），并准确理解最高级形式在比较三个及以上事物时的表意功能。 · 目标二：在动植物比较以及其他生活语境中，正确运用形容词和副词的最高级形式描述各种动植物的显著特征，并能发表自己的理解与看法。 一、最高级的构成与基本用法 1. 最高级的功能 最高级用于 三者或三者以上 的比较，表示“一方在某个方面 最……”。 · The blue whale is the largest animal in the world.（蓝鲸是世界上最大的动物。） · The cheetah runs the fastest among all land animals.（猎豹在陆地动物中跑得最快。） 比较级 vs 最高级： · 比较级 → 两者 之间比较（A > B） · 最高级 → 三者或三者以上 比较（A > B & C） · 标志词：比较级用 than；最高级用 in / among / of 表示范围 2. 最高级的构成规则 规则 原级 最高级 一般单音节词 + est tall / short tallest / shortest 以 e 结尾 + st nice / large nicest / largest 辅音字母 + y 结尾 → iest happy / heavy happiest / heaviest 重读闭音节，双写末字母 + est big / hot biggest / hottest 多音节词前加 most beautiful / interesting most beautiful / most interesting 副词最高级（规则同形容词） fast / hard fastest / hardest 副词最高级（多音节） slowly / loudly most slowly / most loudly 3. 常见不规则变化 原级 最高级 原级 最高级 good / well best bad / badly worst many / much most little least far farthest / furthest old oldest / eldest 破解点： · 最高级前通常加 the · 最高级 + in / among / of + 范围 · 副词最高级前 可以不加 the（也可加） 4. 教材 3a 精讲 教材 3a 精讲 · 观察最高级 观察加粗的最高级，归纳构成规则： · The blue whale is the largest and heaviest animal in the world. → large → largest（去e+st）；heavy → heaviest（变y为i+est） · The biggest land animal in the world is the African elephant. → big → biggest（双写末字母+est） · The cheetah runs the fastest among all land animals. → fast → fastest（一般+est） · I think the most useful plant in the world is bamboo. → useful → most useful（多音节+most） · It is perhaps the most interesting plant in the world. → interesting → most interesting（多音节+most） 破解点： · 单音节/双音节词 → 加 est · 多音节词 → 加 most · 不规则变化 → 特殊记忆 · 最高级前通常加 the 练习一 · 写出下列形容词/副词的最高级 1. tall → _______________ 2. happy → _______________ 3. big → _______________ 4. beautiful → _______________ 5. good → _______________ 6. fast → _______________ 7. early → _______________ 8. slowly → _______________ 9. bad → _______________ 10. many → _______________ 二 、最高级的用法与注意事项 1. 最高级的标志词 · in + 地点/范围（in the world / in our class） · among + 同类群体（among all animals） · of + 同类事物（of all the students） · one of + 最高级 + 复数名词 → “最……之一” · The blue whale is the largest animal in the world. · The cheetah runs the fastest among all land animals. · She is one of the most beautiful flowers in the garden. 2. 最高级的常见句式 句式 例句 A + be + the + 最高级 + 范围 She is the tallest in our class. A + 实义动词 + （the）+ 最高级 + 范围 He runs （the）fastest among us. One of + the + 最高级 + 复数名词 + 范围 It is one of the most beautiful cities in China. 3. 副词最高级：the 可以省略 · ✅ He runs the fastest among all land animals. · ✅ He runs fastest among all land animals.（the 可省略） 4. 最高级前可用序数词修饰 · The blue whale is the second largest animal in the ocean.（蓝鲸是海洋中第二大的动物吗？） · This is the third most popular tourist attraction.（这是第三受欢迎的旅游景点。） 练习二 · 用所给词的最高级填空 1. This is _______________ (beautiful) flower in the garden. 2. He is _______________ (tall) student in our class. 3. She runs _______________ (fast) among all the girls. 4. It is one of _______________ (interesting) books I have ever read. 5. The elephant is _______________ (large) land animal in the world. 6. Who is _______________ (good) student in your class? 三 、教材精讲 · 3b / 3c 教材 3b 精讲 · 用最高级完成句子 · Among all animals, I love pandas the best. I think they are the cutest animals in the world. → cute → cutest（规则变化） · Which do you think is the most beautiful, the rose, the peony, or the lotus flower? → beautiful → most beautiful（多音节+most） · Look at that butterfly! It has the most colourful wings. → colourful → most colourful（多音节+most） · Which animal jumps the highest, the lion, the monkey, or the tree frog? → high → highest（一般+est） · The elephant birds were the largest and the heaviest birds ever on earth. → large → largest（去e+st）；heavy → heaviest（变y为i+est） 破解点： · 三者及以上比较 → 用 最高级 · 最高级前加 the · 注意不规则变化：good → best 教材 3c 精讲 · 短文填空 用方框中词的最高级形式完成短文： The ginkgo tree is one of the most ancient living trees on earth. Ginkgo trees first appeared over 200 million years ago. Chinese people love the ginkgo, as it is a symbol of hope and long life. Many Chinese believe that the old ginkgo tree in the Zhongnan Mountains in Shaanxi Province is the most beautiful. Thousands of tourists come to see it each year, especially in mid-October, as it is the best time to see it. The ginkgo tree is one of the most common trees in streets, parks, and gardens across China. When autumn comes, one of the most popular activities is to take a walk under ginkgo trees. People believe the bright yellow leaves can bring joy to their heart. 破解点： · one of + the + 最高级 + 复数名词 → “最……之一” · 最高级前加 the · 注意“ancient”为多音节词 → most ancient · “good”不规则 → best 练习三 · 用所给词的最高级填空 1. Mount Qomolangma is _______________ (high) mountain in the world. 2. The Yangtze River is one of _______________ (long) rivers in the world. 3. Which animal is _______________ (intelligent), the dolphin, the dog, or the elephant? 4. The blue whale is _______________ (heavy) animal on earth. 5. She is one of _______________ (good) students in her class. 6. This is _______________ (popular) park in the city. 7. Which subject is _______________ (difficult), maths, physics, or chemistry? 8. The ginkgo tree is one of _______________ (ancient) living trees on earth. 四 、易错点与重难点 易错点一：最高级前忘记加 the。 ❌ She is tallest in our class. ✅ She is the tallest in our class. 易错点二：多音节形容词最高级忘记加 most。 ❌ She is the beautifulest girl. ✅ She is the most beautiful girl. 易错点三：比较级与最高级混淆。 ❌ She is the taller of the three sisters. ✅ She is the tallest of the three sisters. 易错点四：one of + 最高级 + 复数名词（名词用复数）。 ❌ It is one of the most beautiful city in China. ✅ It is one of the most beautiful cities in China. 易错点五：副词最高级中 the 可省略，但形容词最高级中 the 不能省略。 ✅ He runs （the）fastest. ✅ She is the tallest.（the 不可省略） 练习四 · 改错题 1. She is tallest girl in our class. →________________________________________ 2. This is the beautifulest flower I have ever seen. → ________________________________________ 3. She is the taller of the three sisters. → ________________________________________ 4. It is one of the most beautiful city in China. →________________________________________ 5. He runs fastest among all the boys.（判断正误，并说明理由）→ ________________________________________________ 6. This is the most easier question of all. →________________________________________________ 五 、语法图表总结（必背） 最高级构成规则总表 规则 原级 最高级 一般 + est tall / short / fast tallest / shortest / fastest 以 e 结尾 + st nice / large nicest / largest 辅音 + y → iest happy / early happiest / earliest 双写末字母 + est big / hot biggest / hottest 多音节 + most beautiful / interesting most beautiful / most interesting 不规则 good / well / many / bad best / most / worst 最高级句结构 类型 结构 例句 三者及以上比较 the + 最高级 + 范围 She is the tallest in our class. “最……之一” one of + the + 最高级 + 复数名词 It is one of the most beautiful cities. 副词最高级 （the）+ 最高级 + 范围 He runs （the）fastest among us. 最高级用法口诀 the 在最高级前面放， est 和 most 要记详， 三者及以上才能用， in / among / of 表范围， one of 后接 复数名， 比较级最高级莫混淆！ 六、 综合检测（全题型） 一、单项选择题 1. This is _______________ book I have ever read. A. interesting B. more interesting C. most interesting D. the most interesting 2. She is _______________ student in our class. A. tall B. taller C. tallest D. the tallest 3. He runs _______________ among all the boys. A. fast B. faster C. fastest D. the fastest 4. This is one of _______________ cities in China. A. the most beautiful B. the most beautifulest C. most beautiful D. the beautifulest 5. Which is _______________, the rose, the peony, or the lotus flower? A. beautiful B. more beautiful C. the most beautiful D. most beautiful 6. My English is _______________ in our class. A. good B. better C. best D. the best 7. The blue whale is _______________ animal in the world. A. the largest B. the larger C. largest D. larger 8. She is one of _______________ girls in our school. A. the most popular B. the popularest C. most popular D. popular 9. The cheetah runs _______________ among all land animals. A. fast B. faster C. the fastest D. fastest 10. This is _______________ question of all. A. the most difficult B. the difficultest C. most difficult D. more difficult 二、用所给词的最高级填空 1. This is _______________ (beautiful) park in our city. 2. She is _______________ (tall) girl in our class. 3. He runs _______________ (fast) among all the students. 4. It is one of _______________ (interesting) books I have ever read. 5. The elephant is _______________ (large) land animal in the world. 6. Who is _______________ (good) student in your class? 7. This is _______________ (popular) park in the city. 8. The ginkgo tree is one of _______________ (ancient) living trees on earth. 三、句型转换 1. She is taller than any other girl in her class.（改为最高级） ________________________________________________________ 2. This is the most interesting book I have ever read.（改为比较级） ________________________________________________________ 3. He runs faster than any other boy in our class.（改为最高级） ________________________________________________________ 4. She is the tallest in our class.（改为比较级）  ________________________________________________________ 5. It is one of the most beautiful cities in China.（改为比较级） ________________________________________________________ 四、句子翻译 1. 她是我们班最高的学生。 → ________________________________________________________ 2. 这是我读过的最有趣的书。 → ________________________________________________________ 3. 猎豹在陆地动物中跑得最快。 → ________________________________________________________ 4. 这是中国最美丽的城市之一。 → ________________________________________________________ 5. 蓝鲸是世界上最大的动物。 → ________________________________________________________ 五、短文填空 The ginkgo tree is one of_____________ (ancient) living trees on earth. It is also one of _____________ (beautiful) trees in autumn. The leaves turn bright yellow, and they are  _____________    (colourful) in the forest. Many people think it is _____________ (good) time to visit the ginkgo trees in mid-October. The ginkgo tree is one of   _____________   (common) trees in Chinese cities. It is also one of    _____________  (popular) symbols of long life in Chinese culture. 六、改错题 1. She is tallest girl in our class. → _______________________________________ 2. This is the beautifulest flower I have ever seen. →____________________________________________________ 3. She is the taller of the three sisters. → ____________________________________________________ 4. It is one of the most beautiful city in China. → ____________________________________________________ 5. She is the most smarter girl in our class. → ____________________________________________________ 6. This is the most easier question of all. → ____________________________________________________ 七、选词填空 从方框中选择正确的词填空。 the most / the / one of / among / in / of 1. The blue whale is    _______  largest animal    _______  the world. 2. The cheetah runs fastest    _______  all land animals. 3. It is    _______  the most beautiful cities in China. 4. She is    _______  tallest girl in our class. 5. Which is   _______   beautiful, the rose, the peony, or the lotus? 6. It is one   _______   the most popular parks in the city. 七 、课后自我检测清单 · 我能掌握形容词和副词最高级的构成规则（+est / +st / +iest / 双写+est / most + 原级）。 · 我能正确使用最高级比较三者及以上事物。 · 我能正确使用 the 在最高级前面。 · 我能正确使用 one of + the + 最高级 + 复数名词。 · 我能正确使用 in / among / of 表示比较范围。 · 我能区分比较级和最高级的用法。 参考答案 练习一： 1. tallest　2. happiest　3. biggest　4. most beautiful　5. best　6. fastest　7. earliest　8. most slowly　9. worst　10. most 练习二： 1. the most beautiful　2. the tallest　3. (the) fastest　4. the most interesting　5. the largest　6. the best 练习三： 1. the highest　2. the longest　3. the most intelligent　4. the heaviest　5. the best　6. the most popular　7. the most difficult　8. the most ancient 练习四： 1. She is the tallest girl in our class.　2. This is the most beautiful flower I have ever seen.　3. She is the tallest of the three sisters.　4. It is one of the most beautiful cities in China.　5. 正确。副词最高级前可以省略the。　6. This is the easiest question of all. 综合检测 · 一： 1. D　2. D　3. D　4. A　5. C　6. D　7. A　8. A　9. C　10. A 综合检测 · 二： 1. the most beautiful　2. the tallest　3. (the) fastest　4. the most interesting　5. the largest　6. the best　7. the most popular　8. the most ancient 综合检测 · 三： 1. She is the tallest girl in her class.　2. This book is more interesting than any other book I have ever read. / This book is more interesting than all the other books I have ever read.　3. He runs the fastest in our class. / He runs faster than any other boy in our class.　4. She is taller than any other student in our class. / She is taller than all the other students in our class.　5. It is more beautiful than most other cities in China. / It is more beautiful than many other cities in China. 综合检测 · 四： 1. She is the tallest student in our class.　2. This is the most interesting book I have ever read.　3. The cheetah runs (the) fastest among all land animals.　4. It is one of the most beautiful cities in China.　5. The blue whale is the largest animal in the world. 综合检测 · 五： the most ancient / the most beautiful / the most colourful / the best / the most common / the most popular 综合检测 · 六： 1. She is the tallest girl in our class.　2. This is the most beautiful flower I have ever seen.　3. She is the tallest of the three sisters.　4. It is one of the most beautiful cities in China.　5. She is the smartest girl in our class. / She is the most intelligent girl in our class.　6. This is the easiest question of all. 综合检测 · 七： 1. the / in　2. among　3. one of　4. the　5. the most　6. of 人教版八上 Unit 4 · 语法讲义 学科网（北京）股份有限公司 $